(McDonald’s on YouTube)In its latest effort porving that McDonald’s is going to cling to this Lovin’ thing and never, ever let it go, the fast-food chain has a new Super Bowl ad promising to reward touchy-feely customers with free food, in exchange for selfies, hugs, high fives and anything else the company deems to be in line with Lovin’. While it’s unclear how many hugs McDonald’s had to pay for its 30-second $4.5 million spot, the company says it’ll be accepting hugs and photos of people in return for food, during pre-selected times between Feb.